As four-year-old in 2012 she won two Group One races- the Pretty Polly Stakes in Ireland and the Prix Jean Romanet in France.

[2] In April 2011 Izzi Top won a maiden race at Windsor Racecourse but was later disqualified when a prohibited substance was detected in a post-race sample.

Izzi Top's only other appearance of the season came more than four months later in the Group Three Prix de Flore at Saint-Cloud Racecourse.

[5] On 4 August at Goodwood Racecourse, Izzi Top started favourite for the Group One Nassau Stakes but was badly hampered in the final furlong and finished sixth of the eight runners behind her three-year-old stable companion The Fugue.

[6] Two weeks after her run at Goodwood, Izzi Top finished second to Snow Fairy in the Prix Jean Romanet at Deauville Racecourse, but was later awarded first place when the winner failed a post-race test.